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Sri Lanka Nut Fruit: Complete Guide to Planting, Growing, and Caring - Dharaseeds

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Sri Lanka Nut Fruit: Complete Guide to Planting, Growing, and Caring

par Dhara Seeds Le Oct 14, 2025
About Sri Lanka Nut Fruit The Sri Lanka Nut Fruit (also known as Carya sri-lankaensis or Sri Lankan Walnut) is a rare and exotic fruit native to the tropical regions of Sri Lanka. This nut-producing tree produces large, nut-like fruits that are nutritious and delicious, often used in local cooking, baking, and traditional medicine. Known for its hard outer shell, the fruit contains an edible soft, buttery kernel that is rich in essential fats and proteins. Ideal for home gardeners and permaculture enthusiasts, this tree provides both ornamental beauty and tasty, healthy nuts. You can find premium Sri Lanka Nut Fruit seeds at Dharaseeds.com for your own tropical garden. Why Grow Sri Lanka Nut Fruit? Delicious, nutrient-rich fruit: The soft kernel is a good source of healthy fats, protein, and antioxidants. Ornamental beauty: The Sri Lanka Nut Fruit tree has lush, dark green leaves and beautiful flowers, making it an excellent addition to any garden. Tropical adaptation: Grows well in tropical and subtropical climates, making it a great choice for warm climates and xeriscaping. Low maintenance: Once established, this tree requires minimal care and is highly drought-tolerant. Sustainable: The fruit can be harvested sustainably, providing fresh produce for local use or small-scale production. When to Plant Sri Lanka Nut Fruit Plant Sri Lanka Nut Fruit seeds in spring after the last frost when soil temperatures are warm. If growing indoors, start seeds 8–10 weeks before the last frost, allowing for strong seedling development. The tree thrives in temperatures between 65°F and 80°F (18°C–27°C) and requires consistent warmth to grow properly. Where to Grow Sri Lanka Nut Fruit Sunlight: Prefers full sun, ideally 6–8 hours of direct sunlight daily for optimal growth and nut production. Soil: Thrives in well-draining, fertile soil with a slightly acidic to neutral pH (6.0–7.0). It prefers deep, rich soils, often found in tropical regions. Space: The tree can grow up to 20–30 feet tall, so ensure there is enough space for it to reach its mature size. Space trees 10–15 feet apart to allow for proper air circulation. Climate: Best suited for tropical or subtropical climates with moderate humidity and temperatures above 65°F. It is sensitive to frost and should be protected from cold weather. How to Grow Sri Lanka Nut Fruit Seed Preparation: Soak Sri Lanka Nut Fruit seeds in warm water for 24 hours before planting. This helps improve germination rates. Planting: Plant seeds 1–2 inches deep in well-draining soil. If planting in containers, ensure proper drainage to avoid waterlogging. Watering: Keep soil consistently moist, especially during the early growth stages. Once established, the tree is relatively drought-tolerant. Fertilization: Apply balanced organic fertilizer every 4–6 weeks during the growing season to encourage healthy growth. Mulching: Add a layer of organic mulch around the base of the tree to retain moisture, suppress weeds, and maintain consistent soil temperature. How to Care for Sri Lanka Nut Fruit Watering: Water regularly, particularly in hot or dry spells, but avoid overwatering. Once the tree matures, it will need less frequent watering. Pruning: Prune the tree in early spring to remove dead or damaged branches. This encourages new growth and allows for better airflow. Pest Control: Sri Lanka Nut Fruit is relatively pest-resistant, but watch for occasional aphids, caterpillars, or fungus gnats. Use organic pest control methods if necessary. Temperature Care: In cooler regions, protect the tree from frost by covering it or moving it indoors during extreme weather. Companion Plants for Sri Lanka Nut Fruit Bananas: Thrive in the same tropical conditions, providing shade for the young tree. Papaya: A tropical tree that shares similar water and sunlight needs, making it an excellent companion. Citrus trees: Add color and fragrance to the garden and can grow well near Sri Lanka Nut Fruit due to similar growing conditions. Tropical herbs: Like lemongrass or mint, which can grow well in the moist, warm conditions around the tree’s base. Harvesting Sri Lanka Nut Fruit Timing: The fruit typically matures in 6–12 months after flowering, depending on growing conditions. The fruit is ready for harvest when the outer shell is hard and the nut inside feels firm. Method: Use gloves when harvesting, as the outer shell can be spiky. Crack the shell to access the edible nut inside. Storage: Store harvested nuts in a cool, dry place. The fruit can be eaten fresh or processed into jams, sauces, or used in cooking. Final Thoughts on Sri Lanka Nut Fruit Sri Lanka Nut Fruit (Carya sri-lankaensis) is a unique, tropical fruit tree that combines aesthetic appeal, delicious edible nuts, and low-maintenance care. Whether you are looking to enhance your tropical garden or cultivate sustainable food production, the Sri Lanka Nut Fruit is a rewarding tree to grow. Start your journey with Sri Lanka Nut Fruit by purchasing premium seeds or saplings from Dharaseeds.com and enjoy a bountiful harvest of this exotic and nutritious fruit.